SCHEDULE 13G
Amendment No.
International Rectifier Corporation
common stock
Cusip # 460254105
Filing Fee: Yes
Cusip # 460254105
Item 1: Reporting Person - FMR Corp. - (Tax ID: 04-2507163)
Item 4: Commonwealth of Massachusetts
Item 5: None
Item 6: None
Item 7: 2,171,500
Item 8: None
Item 9: 2,171,500
Item 11: 10.67%
Item 12: HC
Cusip # 460254105
Item 1: Reporting Person - Edward C. Johnson 3d - (Tax ID: ###-##-####)
Item 4: United States of America
Item 5: None
Item 6: None
Item 7: 2,171,500
Item 8: None
Item 9: 2,171,500
Item 11: 10.67%
Item 12: IN
SCHEDULE 13G - TO BE INCLUDED IN STATEMENTS
FILED PURSUANT TO RULE 13d-1(b) or 13d-2(b)
Item 1(a). Name of Issuer:
International Rectifier Corporation
Item 1(b). Name of Issuer's Principal Executive Offices:
233 Kansas Street,
El Segundo, CA 90245
Item 2(a). Name of Person Filing:
FMR Corp.
Item 2(b). Address or Principal Business Office or, if None, Residence:
82 Devonshire Street, Boston, Massachusetts 02109
Item 2(c). Citizenship:
Not applicable
Item 2(d). Title of Class of Securities:
Common Stock
Item 2(e). CUSIP Number:
460254105
Item 3. This statement is filed pursuant to Rule 13d-1(b) or 13d-2(b) and the
person filing, FMR Corp., is a parent holding company in accordance
with Section 240.13d-1(b)(ii)(G). (Note: See Item 7).
Item 4. Ownership
(a) Amount Beneficially Owned:
2,171,500
(b) Percent of Class:
10.67%
(c) Number of shares as to which such person has:
(i) sole power to vote or to direct the vote:
None
(ii) shared power to vote or to direct the vote:
None
(iii) sole power to dispose or to direct the disposition of:
2,171,500
(iv) shared power to dispose or to direct the disposition
of: None
Item 5. Ownership of Five Percent or Less of a Class.
Not applicable.
Item 6. Ownership of More than Five Percent on Behalf of Another Person.
Various persons have the right to receive or the power to
direct the receipt of dividends from, or the proceeds from the
sale of, the common stock of International Rectifier
Corporation. The interest of one person, Fidelity Magellan
Fund, an investment company registered under the Investment
Company Act of 1940, in the common stock of International
Rectifier Corporation, amounted to 1,330,100 shares or 6.54% of
the total outstanding common stock at April 30, 1994.
Item 7. Identification and Classification of the Subsidiary Which Acquired
the Security Being Reported on By the Parent Holding Company.
See attached Exhibit(s) A and B.
Item 8. Identification and Classification of Members of the Group.
Not applicable, see attached Exhibit A.
Item 9. Notice of Dissolution of Group.
Not applicable.
Item 10. Certification.
By signing below I certify that, to the best of my knowledge
and belief, the securities referred to above were acquired in
the ordinary course of business and were not acquired for the
purpose of and do not have the effect of changing or
influencing the control of the issuer of such securities and
were not acquired in connection with or as a participant in any
transaction having such purpose or effect.
Signature
After reasonable inquiry and to the best of my knowledge and
belief, I certify that the information set forth in this
statement is true, complete and correct.
May 5, 1994
Date
/s/Arthur S. Loring
Signature
Arthur S. Loring, Vice
President
Name/Title
SCHEDULE 13G - TO BE INCLUDED IN STATEMENTS
FILED PURSUANT TO RULE 13d-1(b) or 13d-2(b)
Pursuant to the instructions in Item 7 of Schedule 13G, Fidelity
Management & Research Company ("Fidelity"), 82 Devonshire Street, Boston,
Massachusetts 02109, a wholly-owned subsidiary of FMR Corp. and an investment
adviser registered under Section 203 of the Investment Advisers Act of 1940,
is the beneficial owner of 2,171,500 shares or 10.67% of the common stock
outstanding of International Rectifier Corporation ("the Company") as a result
of acting as investment adviser to several investment companies registered
under Section 8 of the Investment Company Act of 1940.
The ownership of one investment company, Fidelity Magellan Fund, amounted
to 1,330,100 shares or 6.54% of the common stock outstanding. Fidelity
Magellan Fund has its principal business office at 82 Devonshire Street,
Boston, Massachusetts 02109.
Edward C. Johnson 3d, FMR Corp., through its control of Fidelity, and the
Funds each has sole power to dispose of the 2,171,500 shares owned by the
Funds.
Neither FMR Corp. nor Edward C. Johnson 3d, Chairman of FMR Corp., has
the sole power to vote or direct the voting of the shares owned directly by
the Fidelity Funds, which power resides with the Funds' Boards of Trustees.
Fidelity carries out the voting of the shares under written guidelines
established by the Funds' Boards of Trustees.
Edward C. Johnson 3d owns 34.0% of the outstanding voting common stock of
FMR Corp. Mr. Johnson 3d is Chairman of FMR Corp. Various Johnson family
members and trusts for the benefit of Johnson family members own FMR Corp.
voting common stock. These Johnson family members, through their ownership of
voting common stock, form a controlling group with respect to FMR Corp.
SCHEDULE 13G - TO BE INCLUDED IN STATEMENTS
FILED PURSUANT TO RULE 13d-1(b) or 13d-2(b)
RULE 13d-1(e) AGREEMENT
The undersigned persons, on May 5, 1994, agree and consent to the joint
filing on their behalf of this Schedule 13G in connection with their
beneficial ownership of the common stock of International Rectifier
Corporation at April 30, 1994.
FMR Corp.
By /s/Arthur S. Loring
Arthur S. Loring
Vice President - Legal
Edward C. Johnson 3d
By /s/Arthur S. Loring
Arthur S. Loring
Under Power of Attorney dated
5/17/89
On File with Schedule 13G for
Airborne Freight Corp. 9/10/91
Fidelity Management & Research Company
By /s/Arthur S. Loring
Arthur S. Loring
Sr. V.P. and General Counsel
Fidelity Magellan Fund
By /s/Arthur S. Loring
Arthur S. Loring
Secretary
